package com.example.user.service;

import com.baomidou.mybatisplus.extension.service.IService;
import com.example.user.common.R;
import com.example.user.entity.Stock;

/**
 * @Description TODO
 * @Author JFeng
 * @Date 2024/5/21
 */
public interface StockService extends IService<Stock> {
    R<Stock> reduce(Integer productId);
}
